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QueryBolt
Product

Check our work
before you ship it.

You should not have to take our word for a rewrite. Any query QueryBolt benchmarks comes back with the diff line by line, the timings from both runs, and the execution plan that shows where the time went.

01 · SQL diff review
1SELECT o.id, c.name, c.email
-FROM orders o, customers c
-WHERE o.cust_id = c.id AND o.total > 500;
+FROM orders o
+JOIN customers c ON c.id = o.cust_id
+WHERE o.total > 500; -- uses idx_total
02 · Benchmark data
Original
1,240ms
Optimized
210ms
Speedup
5.9×

Example numbers. Your own runs report their own before and after.

03 · What else comes back

Execution plan visual

The plan laid out step by step, so you can see which one got cheaper.

Index recommendations

The ALTER TABLE statements we would run, and what we think each one saves.

Markdown export

Paste the report into your docs or straight into a PR.

No production access

Each job gets its own database. We delete it when the job ends.